Finding the Fourth Proportional to 17,148,544.09, 25,727,869.11 and 6,908,134.28
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Solution
The fourth proportional to 17,148,544.09, 25,727,869.11 and 6,908,134.28 is: 10,364,236.96
Step by Step Solution
- Step 1: Write the proportion equation
17,148,544.09 : 25,727,869.11 = 6,908,134.28 : x - Step 2: Convert to fraction form
17,148,544.09/25,727,869.11 = 6,908,134.28/x - Step 3: Cross multiply
17,148,544.09x = 25,727,869.11 × 6,908,134.28 - Step 4: Simplify right side
17,148,544.09x = 177,731,574,550,144.09 - Step 5: Solve for x
x = 177,731,574,550,144.09/17,148,544.09 - Step 6: Final answer
x = 10,364,236.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.